Yeon Joo Lee, Sue Shin, Eun Youn Roh, Jong Hyun Yoon, Deog Kyeom Kim, Hee Soon Chung, Chang-Hoon Lee

J Korean Med Sci.2015;30(6):733-736.   Published online 2015 May 13     DOI: http://dx.doi.org/10.3346/jkms.2015.30.6.733